April 27, 2011 Super Outbreak: How Day 1 Tornado Probability Maps Covered Mississippi, Alabama, Georgia and Tennessee Under Old vs New SPC Format
UNITED STATES — The April 27, 2011 Super Outbreak remains one of the most significant tornado events in modern U.S. history, and comparing Day 1 tornado probability maps from that day highlights how forecast communication has evolved. The side-by-side comparison of the “Old Way” and “New Way” formats shows how risk areas across the Deep…
